ArcGIS

A crowded conference floor

The future of GIS, explored

The pros and cons of ArcGIS Urban, CityEngine, AI assistants and more notes from the 2026 Esri User Conference.

September 4, 2026 - Stephanie Specht

D.C. Land Use Map

What Is GIS?

GIS software, which combines location information with data about a range of other attributes, has become an indispensable tool for mapping and spatial analysis in urban planning and dozens of other fields.

July 31, 2022 - Diana Ionescu

Austin Race map

Esri App Makes Data Visualization Easy

A wealth of pre-authored policy maps lets users access data to explore public policy issues.

April 8, 2019 - ArcWatch (Esri)

Typus orbis terrarum

Atlas for the End of the World

In a new brief, Penn IUR Faculty Fellow Richard Weller writes about mapping that recognizes the interdependence of people and conservation.

October 25, 2016 - Penn Institute for Urban Research

Orange Line Bus

Remix Promises to Streamline Transit Planning

Based out of San Francisco, Remix is an intuitive, data-rich tool for transit planners as they consider new routes. All you need to do is draw out the line on a map and add stops.

December 24, 2015 - Next City

Mobile App Helps Battle Graffiti in Philadelphia

Philadelphia's Community Life Improvement Program is using Esri's Collector mobile app to empower their data collection in management. Prior to Collector, the anti-graffiti effort was driven by Excel.

August 12, 2014 - Technical.ly Philly

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

Top Books

An annual review of books related to planning.

Top Schools

The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.